EASYFIT Boa Restrictor - 17mm Stack Height - 70mm frame

The Easyfit Boa Restrictor limits the window opening to 100mm which will allow ventilation with safety. With a stack height of 17mm and arm lengths to suit 60mm or 70mm profiles, this unit is also suitable for use on fire egress applications and is quick to install. 100mm initial opening restriction 2 handed operation for safety Automatic re-engagement British standard exceeded Suitable for use of fire egress applications Arm lengths to suit 60/70mm profile